The Connected Essentials CEG-90 RFID Signal Blocking Car Key Box protect your vehicle from keyless theft whilst at home or at work. Keyless entry vehicles are quickly becoming more popular due to their convenience unfortunately, vehicle thieves have identified this convenience as an opportunity to easily steal vehicles. The CEG-90 Signal Blocking Key Holder with Magnetic Flap has been designed to prevent this from happening, protecting your keys whilst at home or at work. The innovative internal lining acts as a faraday cage that will block your car keys radio signal, protecting your vehicle from theft.